000 00357nam a22001577a 4500
020 _a0130892994
050 _aMED QA76
_bG56
100 _aGlover, Ian A
245 _aDigital communications
250 _a2nd ed.
260 _aLondon
_bPearson
_c2004
300 _axiv, 1000p.
_bill.
650 _aCommunication
700 _aGrant, Peter M
942 _cBK
999 _c16230
_d16230